NATURAL HISTORY BOOKS AND SERIALS. 



WHELDON & WESLEY, LIE: 



have the largest stock in the country of Books in all departments of Natural 

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Large Collection of Entomological Books always in Stock. 



Separate Catalogues on all subjects twopence each, post free. 

 Libraries or small parcels purchased. 



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REVOLUTIONARY 



Method, of Collecting and Preserving all Forms of Small Insect Life — 

 without in any way injuring the specimen — 



"THYMO-PLAS." 



The specimen is placed in an air-tight cell formed by a ring of " Thymo- 

 Plas" and transparent covers. Complete Outfits 3/4 and 6/6 post free. 



Full particulars and directions Hy Dr. Alfred Moore, F.F.S., on receipt of stamp. 



HARBUTT'S PLASTICINE Ltd., 48, Bathampton, BATH. 



E. & S. LIVINGSTONE, 16 & 17, Teviot Place, Edinburgh. 



JUST PUBLISHED. Crown 4to. 344 Pages. 105 Illustrations. 15s. net. Postage Is. 



PRACTICAL ZOOLOGY 



For Medical and Junior Students. 



BY 



J. D. F. GILCHRIST, M.A., D.Sc, Ph.D., and C. von BONDE, M.A., 



Professor of Zoology in the Uttirertitg uf Lecturer in Zooloi/i/ in the Utiiyertity 



Cape Town. of Cape Town. 



The attractive features of the book are the particularly clear arrangement of the trxt, with tbe 

 right-hand pages left blank to enable the student to draw up his own diagrams, and the remarkably 

 fine execution of the 105 illustrations, most of which are entirely original and have been drawn from 

 actual dissections. 



Prospectus sent post free on application. 



G. A. BENTALL, mhsm, 



7>%% Strand, London, W.C. 2. 

 ENTOMOLOGI CAL SUPPLIES OF ALL KINDS. 



Any of the following Price Lists sent without charge: 



Pakearctic, Indo-Australian, African, American Lepidoptera and 



other Insect Orders. Apparatus and Books. 



